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Apply .gitignore on an existing repository already tracking large number of files
...m ".gitignore is now working"
Reference: https://amyetheredge.com/code/13.html
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How to overcome “datetime.datetime not JSON serializable”?
...son serialization:
http://api.mongodb.org/python/1.10.1/api/bson/json_util.html
Example usage (serialization):
from bson import json_util
import json
json.dumps(anObject, default=json_util.default)
Example usage (deserialization):
json.loads(aJsonString, object_hook=json_util.object_hook)
...
Event listener for when element becomes visible?
...
Going forward, the new HTML Intersection Observer API is the thing you're looking for. It allows you to configure a callback that is called whenever one element, called the target, intersects either the device viewport or a specified element. It's ...
Scatterplot with too many points
... in 2011 (http://blog.revolutionanalytics.com/2011/10/ggplot2-for-big-data.html).
(In the following, I include the "points"-layer for illustration purposes.)
library(ggplot2)
library(ggsubplot)
# Make up some data
set.seed(955)
dat <- data.frame(cond = rep(c("A", "B"), each=5000),
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What does inverse_of do? What SQL does it generate?
...icle!!
http://gsusmonzon.blogspot.com.br/2011/09/rails-power-of-inverseof.html
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Garbage collector in Android
...ttp://voices.yahoo.com/android-virtual-machine-vm-out-memory-error-7342266.html?cat=59
NOTE: Due to the momentary "pause" caused by performing gc, it is not recommended to do this before each bitmap allocation.
Optimum design is:
Free all bitmaps that are no longer needed, by the if / recycle ...
How can I measure the actual memory usage of an application or process?
...le for the most memory allocations. The graph is supplemented by a text or HTML file that includes more information for determining where the most memory is being allocated. Massif runs programs about 20x slower than normal.
As explained in the Valgrind documentation, you need to run the program thr...
How to detect idle time in JavaScript elegantly?
... alert("You are now logged out.")
//location.href = 'logout.html'
}
function resetTimer() {
clearTimeout(time);
time = setTimeout(logout, 3000)
// 1000 milliseconds = 1 second
}
};
And init the function where you need it (for example: onPageLoad)...
Adding a public key to ~/.ssh/authorized_keys does not log me in automatically
...ned. The simplest/least invasive commands are in the FAQ: openssh.org/faq.html#3.14
– davidjb
May 8 '13 at 23:45
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Netbeans: how to change @author
..., for enclosing your e-mail address. The javadoc processor will think it's HTML, and call it an error.
– Stevens Miller
Sep 14 '16 at 19:01
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